class Car{

    public static void run2(){

    }


    public void run(){
        System.out.println("汽车在跑");
    }

}

class Benz extends Car{

    @Override
    public void run() {
        System.out.println("奔驰在跑");
    }

}

class Audi extends Car{

    @Override
    public void run() {
        System.out.println("奥迪在跑");
    }
}


public class Blog04 {
    public static void main(String[] args) {

    }

}
